Initial commit: snapshot of spesmilo/electrumx 2.0.0

Unmodified source tree of upstream commit 280cb339aa158e099eb936033eecd15719770651
("Merge pull request #389 from SomberNight/202607_release_2_0",
https://github.com/spesmilo/electrumx, release 2.0.0, 3 July 2026).

All Palladium-specific changes are in the commits that follow.

contrib/raspberrypi3/install_electrumx.sh

@@ -0,0 +1,27 @@
+#!/bin/sh
+###################
+# install electrumx
+###################
+
+# Remove "raspi-copies-and-fills" as it breaks the upgrade process
+sudo apt-get purge raspi-copies-and-fills
+
+# upgrade raspbian to 'stretch' distribution
+sudo echo 'deb http://mirrordirector.raspbian.org/raspbian/ testing main contrib non-free rpi' > /etc/apt/sources.list.d/stretch.list
+sudo apt-get update
+sudo apt-get dist-upgrade
+sudo apt-get autoremove
+
+# install electrumx dependencies
+sudo apt-get install python3-pip
+sudo apt-get install build-essential libc6-dev
+sudo apt-get install libncurses5-dev libncursesw5-dev
+sudo apt install libreadline6-dev/stable libreadline6/stable
+sudo apt-get install libleveldb-dev
+sudo apt-get install git
+sudo pip3 install plyvel
+
+# install electrumx
+git clone https://github.com/spesmilo/electrumx.git
+cd electrumx
+sudo python3 -m pip install .

contrib/raspberrypi3/run_electrumx.sh

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+#!/bin/sh
+###############
+# run_electrumx
+###############
+
+# configure electrumx
+export COIN=Bitcoin
+export DAEMON_URL=http://rpcuser:rpcpassword@127.0.0.1
+export NET=mainnet
+export CACHE_MB=400
+export DB_DIRECTORY=/home/username/.electrumx/db
+export SSL_CERTFILE=/home/username/.electrumx/certfile.crt
+export SSL_KEYFILE=/home/username/.electrumx/keyfile.key
+export BANNER_FILE=/home/username/.electrumx/banner
+export DONATION_ADDRESS=your-donation-address
+
+# connectivity
+export HOST=
+export TCP_PORT=50001
+export SSL_PORT=50002
+
+# visibility
+export REPORT_HOST=hostname.com
+export RPC_PORT=8000
+
+# run electrumx
+ulimit -n 10000
+/usr/local/bin/electrumx_server 2>> /home/username/.electrumx/electrumx.log >> /home/username/.electrumx/electrumx.log &
+
+######################
+# auto-start electrumx
+######################
+
+# add this line to crontab -e
+# @reboot /path/to/run_electrumx.sh